102112213024 has 24 divisors (see below), whose sum is σ = 201214763820. Its totient is φ = 51010050816.

The previous prime is 102112213003. The next prime is 102112213031. The reversal of 102112213024 is 420312211201.

It can be written as a sum of positive squares in 2 ways, for example, as 86711403024 + 15400810000 = 294468^2 + 124100^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102112212992 and 102112213010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403199 + ... + 1474174.

Almost surely, 2^102112213024 is an apocalyptic number.

It is an amenable number.

102112213024 is a deficient number, since it is larger than the sum of its proper divisors (99102550796).

102112213024 is a wasteful number, since it uses less digits than its factorization.

102112213024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2878492 (or 2878484 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 102112213024 its reverse (420312211201), we get a palindrome (522424424225).

The spelling of 102112213024 in words is "one hundred two billion, one hundred twelve million, two hundred thirteen thousand, twenty-four".